Posted 12/9/2018 18:56 (#7160306 - in reply to #7159998) Subject: RE: Mack truck brakes locking up
Near-north Ontario, French River
Check to make sure the clevis pins in the slacks are loose, .. s- cam could be getting wore out , or rollers have a flat spot that 'seize" with a heavy brake application.
Mack truck brakes locking up
